Questions that relate to the Advanced Configuration and Power Interface (ACPI) specification which provides an open standard for device configuration and power management by the operating system.

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3
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2k views

Error: “Fixing recursive fault, but reboot is needed” need to put acpi off

I having trouble with a Acer Aspire 2010. Whenever I boot, just one moment after grub I get the error "Fixing recursive fault, but reboot is needed". So I searched for it, and I found this workaround: ...
2
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0answers
146 views

Slow boot on Ubuntu 15.04 during ACPI

The time seems to be wasted mainly between these two log lines. What could it be waiting for ? Apr 30 01:19:22 terodde kernel: [ 0.907820] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query honored via ...
2
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0answers
164 views

Dell e7440, sleep sometimes fails, kernel logs show ACPI errors

I have a new Dell Latitude E7440 with Ubuntu 14.04.2. Sometimes (but not always), after sleeping, I cannot resume, as after trying to resume one of the following happens: I can move the mouse but ...
2
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0answers
144 views

Strange behavior when closing lid Gateway NE56R

I have a Gateway NE56R laptop running the latest Kubuntu 14.10 x64 beta, although I had this same problem on Trusty. This problem may also affect some Acer Aspire laptops if that helps you fix my ...
2
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0answers
124 views

Disable keyboard input wake up

I want to disable making my laptop wakes up from suspend on keyboard input. I searched a lot and I disabled all devices in /proc/acpi/wakeup but it still wakes up when clicking any button. I checked ...
2
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0answers
707 views

14.04 BIOS, ACPI Errors in dmesg

I recently upgrade from 12.04 x64 to 14.04.1 x64 Dell Latitude Laptop I am seeing messages in dmesg that are causing me concern. The 2 excerpts below are the ones I am most concerned with: [ ...
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0answers
363 views

How can I disable CPU C2 and C3 states options?

I have a DELL XPS 13 9333. As you can read here, it produces an annoying coil whine under some circumstances: http://en.community.dell.com/support-forums/laptop/f/3518/t/19538215.aspx Someone ...
2
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0answers
209 views

Unexpected Command Completion Code

I am getting the error xhci_hcd 0000:07:00.0 ERROR: unexpected command completion code 0x11 on Ubuntu 13.10. The error occurs when I resume my system from being suspended. It also happens on my tty ...
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0answers
236 views

Module acpi not found

My OS is 12.04, I'm not able to suspend and wake up my PC at given time, or better if I run sudo rtcwake -m mem -s 120 My PC enter suspend mode and the power-on light turns up after 2 minutes, but ...
2
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0answers
284 views

ACPI on Asus NV56V Ubuntu 13.04

i'm rather new to ubuntu and just made a fresh install of ubuntu 13.04 alongside windows 8 on my new asus N56V, however i couldn't make it shut down, reboot or logout properly which i taught was odd, ...
2
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0answers
423 views

Is Mactel PPA good stuff for Macbook Pro 5,3 with Ubuntu 13.04?

The Mactel repository proposes some extra packages in order to run Ubuntu on Macbook computers. Mine is a Macbook Pro 5,3 (2009) running Ubuntu 13.04. The wiki page about the Mactel support seems to ...
2
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0answers
819 views

Dell Inspiron n5110 syslog ACPI warnings on Ubuntu 13.04

I just installed Ubuntu 13.04 and got a bunch of warnings in syslog: May 9 02:21:34 Dell kernel: [ 9.689651] ACPI Warning: 0x0000000000000428-0x000000000000042f SystemIO conflicts with Region ...
2
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0answers
148 views

How to manually power-on the webcam?

I have a Clevo laptop with a built in webcam, on the keyboard there's a helpful Fn+F10 hotkey that seems to power the device on and off. I'd like to have some control over the webcam without needing ...
1
vote
0answers
46 views

How to trace what is invoked on ACPI events?

My question is not how to catch ACPI events, but how to track out what happens when one occurs. I recently got interested in ACPI events. I wonder how to find out what script is triggered by ACPI ...
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0answers
36 views

How to remap Fn Key combinations?

I want to do some advanced key mapping on my Sony VAIO. It involves the Fn key. This is what I want to do: I want to do a Fn key inversion, ie to remap: [Fn+ F2toF7] on my keyboard to [F2 to F7] soft ...
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0answers
76 views

My Sony Vaio VGN-N31M/W will not boot without the power cable plugged in

My Sony Vaio VGN-N31M/W only boots with the power cable plugged in. The screen simply hangs on the Grub screen, it loads when acpi is disabled but the laptop is then very slow and can not recognise ...
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0answers
141 views

Has the bootoption “acpi=noirq” any disadvantages in permanent use? Help me with debugging acpi pls

I am using Ubuntu for a while now and I have an average knowledge of it, I thought so ;), but have a problem I cant solve alone. I did a lot of research, but now I cant find an other solution and I ...
1
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0answers
82 views

Gateway ML3109 only boots with “acpi=off”

I have a Gateway ML3109 that I have installed Lubuntu 14.04.1 LTS 64 bit on. I used the alternate installer, and the acpi=off option during the install. My system will only boot with the parameter ...
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0answers
135 views

Extremely slow ACPI Event Propagation

A follow up to my previous question here: Run a Script when Power Button is Pushed So I am able to detect ACPI events and I intercept the power button press appropriately, however there is an ...
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0answers
134 views

acpi_listen doesn't detect events

I can run acpi_listen, then press all of the function keys (eg Fn+F5 to dim the screen backlight), but no events are reported in acpi_listen. How can I get acpi_listen to report the acpi events that ...
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0answers
105 views

acpi-support script missing in rc.d

I've just had a look inside the directories /etc/init.d and /etc/rc.d . I have a 13.10 machine, upgraded from 13.04. Then I saw that this link was missing. S99acpi-support -> ...
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0answers
281 views

acpi=off needed when BIOS graphics mode is switchable

I just flashed my laptops bios to newest version and now I have the option to define how i'd like to set my graphic mode. I have the option to check "integrated" and "switchable". The difference seems ...
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0answers
261 views

Why time taken to charge the laptop battery increases rapidly when it almost full?

When my laptop is charging at first it charges normally. But when its charged about 98% time remaining begins to increase why is this?
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0answers
22 views

ACPI PCC probe failed after Nvidia instalation and the keybaord is broken

I get the APCI PCC probe failed starting version 219. I know this is harmless. But ACPI failing breaks my keyboard (it might be using the ACPI bus). The option of "enable function keys" won't work ...
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0answers
29 views

“acpi=off” works, but “acpi=ht” does not, what does that mean?

I had problems installing and running any Ubuntu distro (I tried every major version from 12 to 15...). If the setup would not freeze, the system itself would freeze later on. Finally I set "acpi=off" ...
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0answers
50 views

ACPI PCC - Acer E5-511

I bought a notebook ACER model Aspire E 15 (E5-511-C7NE). The default OS was windows 8.1, I have formatted it and installed Ubuntu 15.04. If ACPI is ON I receive the message: ACPI PCC probe failed. ...
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0answers
119 views

Ubuntu 15.04 does not shutdown properly

I recently installed Ubuntu 15.04 it works nicely but id does not shut down. If I manage to press delete key (it freezes quick) while it shut down it says this: starting version 219 error:/dev/sdf: ...
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0answers
56 views

My cpu slows down after a while and does not recover

Sometimes, and I can't reproduce it (but it happens often enough - a few times a week at least) my cpu slows down below its prescribed minimum. This is an example cpufreq-info output from a minute ...
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0answers
27 views

Relation between thinkpad-acpi and tp_smapi?

In my 14.04 on T400 laptop, what are the relation between the two modules thinkpad-acpi and tp_smapi? Are they both drivers for the power devices? thinkpad-acpi is said to be driver. So is tp_smapi? ...
0
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0answers
723 views

{4.047432} ACPI PCC probe failed on Ubuntu 15.04 default boot

I've installed ubuntu 15.04 today & got this error. [4.047432] ACPI PCC probe failed on Ubuntu 15.04 default boot Don't know what happened I can't get to login screen. From advance option i'm ...
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0answers
31 views

Can't keep monitor backlight off with xset

I use xset dpms force off and the backlight turns off but it turns back on in a minute on its own. The command setterm -powersave powerdown gives the message: setterm: cannot (un)set powersave ...
0
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0answers
45 views

acpid client gets disconnected and freezes xserver

Xserver on my Ubuntu 14.04 laptop periodically freezes. When I switch to another tty, dmesg shows message like: acpid client 1385[0:0] was disconnected Then if I switch back to Ctrl+Alt+F7, ...
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0answers
61 views

Ubuntu Server 14.04.2 LTS restarts continuously

is my first time asking here, so, congrats for the forum, is very instructive! I have an Ubuntu Server 14.04.2 LTS (64bits), and when Im working with that, I don't know exactly why, it restart again ...
0
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0answers
228 views

Updated Nvidia Drivers, Now Get ACPI Error

So, I followed this guide and got my Nvidia driver issue fixed: install nvidia driver instead nouveau Everything seemed fine until after I rebooted, then I got: [0.834825] ACPI: [Package] has zero ...
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0answers
39 views

How to permit laptop resume with lid closed

I have a Lenovo T520 that suspends and resumes perfectly on lid open/close. But I would like to be able to have rtcwake wake up the laptop during the night to perform a backup but the laptop goes back ...
0
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0answers
10 views

IRQ9 blocked at Bootup

Why does the message come up saying it is blocking IRQ9 at boot up. It does not seem to alter the performance. Can you help?
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0answers
116 views

Ubuntu machine waking up immediately after suspend, need help solving it!

So I've Googled a bit and it seems this is a well known issue. I just need some assistance with my particular setup. I have Ubuntu 14.04 loaded onto a machine that I use as a Plex Server. I've ...
0
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0answers
140 views

How to fix resume issue: usbhid 2-4:1.0: can't add hid device: -110

Since I installed an Ericsson H5321gw 3G/GPS/HSPA+ WWAN module into a ThinkPad X1 Carbon running on 14.04.02 I'm seeing issues when resuming from suspend. More specifically, login both graphical as ...
0
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0answers
66 views

''Radio device: ideapad_acpi' is a huge battery drain on my Lenovo Ideapad U410. Running Ubuntu 14.04

So just a few days ago I installed Ubuntu for the first time ever on my laptop - Lenovo Ideapad U410. I am dual-booting Ubuntu 14.04 and Windows 8.1. Although since the beginning I've been fixing many ...
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0answers
55 views

power button on fluxbox: how to “intercept”

When I press the power button, my computer shuts off. No warning. It is a software shutoff (A "ubuntu screen" apears for a time). This is inconvenient for me, because the power button is the only ...
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0answers
166 views

ACPI tables/DSDT tables not available in Ubuntu 14.04. How to restore?

I am working now for 3 weeks at following problem. I wanted to install Ubuntu 14.04 on a new ASUS UEFI PC. Here was my first problem description with a question, but nobody answered: Has the ...
0
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0answers
177 views

Power Management

I'm running Ubuntu on an Acer Aspire V Nitro - VN7-571G laptop. The battery should last for 8.5 hours with Windows 8.1, but with Ubunt the battery drains in about 3 hours. Acer has no drivers for ...
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0answers
14 views

DVD noise on resume & power

I've got a Sony notebook with a slot DVD drive and everytime I boot or resume from suspend the DVD drive makes a noise. Is there a way to tell the DVD drive to not make a noise or just not wake up? ...
0
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0answers
56 views

If docked during sleep, how can I execute my docked script on wakeup?

Setup: Thinkpad x230 + docking station; Ubuntu 14.04 I use ACPI events to detect if when I dock into my dockingstation and undock. This triggers some xrandr command to setup my external monitors and ...
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0answers
49 views

acpid does not trigger Events after booting; manually starting acpid works

I have a Thinkpad X230 with docking station and Ubuntu 14.04 and would like to execute a xrandr script to configure my external 2 monitors when changing from standalone to dockung mode and the other ...
0
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0answers
61 views

Power off stuck acer 5560

Hi I have a laptop acer 5560G. apu a6-3400 which works very well with windows. I am making migration to kubuntu 14.04 which I really liked. Congratulations !!. The problem I have is that when you turn ...
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0answers
124 views

All network connections close when laptop lid is closed 14.04

First of all, I'm not the most proficient beaver when it comes to linux in general but I catch on very fast. I'm using the x86 version of Ubuntu 14.04 LTS. I have a Toshiba Satellite L40-14F laptop, ...
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0answers
134 views

peripherals switch off, caused by overheating: ACPI problem

I have an HP Pavilion dm1-4125sa Laptop, 64 Bit with 1.7 GHz AMD Dual-Core E-450 CPU, dual-booted with Windows 7 and Ubuntu 14.04. Often when I am in Ubuntu (only Ubuntu, Windows is fine), when it ...
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0answers
19 views

How does Ubuntu process the press of the power button and other keys presented on the keyboard?

How does Ubuntu process the press of the power button and other keys presented on the keyboard? There are many hot keys on my keyboard: Power Button, Volumn Up, Volumn Down, Mute and so on. How does ...
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0answers
2k views

CPU Frequency Scaling methods *not* working Lubuntu 12.04

I've been trying to get CPU frequency scaling enabled on an old laptop (Celeron 530) running Lubuntu 12.04. I know this works in BIOS because it worked under Vista, and I can just get it working for ...